Lets Holdings Group Co. Ltd. operates as a construction research institution. It manufactures and distributes building materials and also provides construction support services. The company's products include polycarboxylic acid synthesis, naphthalene synthesis, aliphatic synthesis, and amino synthesis. Its services include mapping, survey, design, testing, evaluation, consulting, and training of life cycle of engineering feasibility study, construction, operation, and maintenance. The company was founded on January 22, 1980 and is headquartered in Xiamen, China.